11417405671 has 20 divisors (see below), whose sum is σ = 13372063632. Its totient is φ = 9747741696.

The previous prime is 11417405633. The next prime is 11417405693. The reversal of 11417405671 is 17650471411.

11417405671 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11417405671 - 2⁷ = 11417405543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11417405671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11417405621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 607806 + ... + 626308.

Almost surely, 2^11417405671 is an apocalyptic number.

11417405671 is a deficient number, since it is larger than the sum of its proper divisors (1954657961).

11417405671 is an frugal number, since it uses more digits than its factorization.

11417405671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18788 (or 18767 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 37.

It can be divided in two parts, 1141740 and 5671, that added together give a palindrome (1147411).

The spelling of 11417405671 in words is "eleven billion, four hundred seventeen million, four hundred five thousand, six hundred seventy-one".